فهرس المقالات Behnam Bozorgi المقاله 1 - Analysis of expert finding algorithms in social network in order to rank the top algorithms 10.7508/jist.2017.20.002 احمدآقا کاردان Behnam Bozorgi Journal of Information Systems and Telecommunication (JIST) , العدد 4 , السنة 5 , پاییز 2017